Transportation Empowerment Act - Authorizes appropriations out of the Highway Trust Fund (HTF) for the interstate maintenance program, the interstate and Indian reservation bridge program, the Federal lands highways program, public lands highways, parkways and park roads, highway safety programs, highway safety research and development, and transportation research.

Amends provisions regarding transferability of funds to authorize a State, upon determining that excess funds have been made available, to transfer the excess funds to, and use such funds for, any surface transportation purpose (including mass transit and rail) in the State.

Repeals provisions regarding the apportionment formula for resurfacing, restoring, rehabilitating, and reconstructing the Interstate System. Sets forth provisions regarding the apportionment of funds to the States for interstate maintenance.

Amends the Internal Revenue Code (IRC) to: (1) extend the availability of HTF funds for authorized expenditures; (2) set a core programs financing rate for gasoline, special motor fuels, kerosene, and diesel fuel; (3) establish in HTF an Infrastructure Special Assistance Fund; and (4) provide for the return of excess tax receipts to States for transportation purposes.

Grants congressional consent to States to enter into interstate transportation compacts for specified purposes.

Sets forth provisions regarding financing and authority of infrastructure banks.

Amends the IRC to reduce taxes on gasoline, diesel fuel, kerosene, and special fuels funding HTF.

Makes this Act contingent upon certification by the Director of the Office of Management and Budget that this Act is deficit neutral and meets specified requirements regarding discretionary spending limits.